Home / 747,467.40-1,120,158.81-564,948.30

Finding the Fourth Proportional to 747,467.40, 1,120,158.81 and 564,948.30

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Solution

The fourth proportional to 747,467.40, 1,120,158.81 and 564,948.30 is: 846,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,467.40 : 1,120,158.81 = 564,948.30 : x
  2. Step 2: Convert to fraction form
    747,467.40/1,120,158.81 = 564,948.30/x
  3. Step 3: Cross multiply
    747,467.40x = 1,120,158.81 × 564,948.30
  4. Step 4: Simplify right side
    747,467.40x = 632,831,815,439.52
  5. Step 5: Solve for x
    x = 632,831,815,439.52/747,467.40
  6. Step 6: Final answer
    x = 846,634.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.